A polygon refers to a plane figure that has at least three straight sides and angles. An 18 sided shape is called an octadecagon or octakaidecagon.
The name for a 57 sided shape is derived by combining the name for a 50 sided shape with the name for a 7 sided shape. A 57 sided shape is called a pentacontaheptagon.
icosikaidigon is a 22 sided shape
A hexahedron is the name for a 6 sided 3D shape.
enneadecagon or enneakaidecagon
A 14 sided shape is called a Tetradecagon.
octadecagon
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All I can tell you is that a 16 sided shape is called a Hexadecagon
The name for a 57 sided shape is derived by combining the name for a 50 sided shape with the name for a 7 sided shape. A 57 sided shape is called a pentacontaheptagon.
octadecagon is the name of a 2 d 18 sided polygon. The octa part is for 8 and the deca is for 10 since 18=10+8
The name of a tweleve sided shape is a dodecagon.
Decagon. A decagon is the name of a ten sided shape.
A 10-sided shape is a decagon.
icosikaidigon is a 22 sided shape
A Pentacontagon is a fifty sided shape ...
A hexahedron is the name for a 6 sided 3D shape.
The name of a 18 sided polygon is Octadecagon.